\\[-1.8ex] Soil Heterogeneity & $-$0.126$^{**}$ & $-$0.075$^{**}$ & $-$0.081$^{**}$ & $-$0.078$^{**}$ & $-$0.078$^{**}$ & $-$0.080$^{**}$ \\ 
  & (0.051) & (0.034) & (0.035) & (0.034) & (0.034) & (0.035) \\ 
\\[-1.8ex] 
 \multirow[t]{2}{*}{\makecell[l]{\\ Soil Heterogeneity $\times$ \\ \quad Farmers$'$ Household}} & 0.014 & 0.034 & 0.034 & 0.031 & 0.030 & 0.035 \\ 
  & (0.063) & (0.037) & (0.037) & (0.036) & (0.036) & (0.036) \\ 
\\[-1.8ex] 
Observations & 101,132 & 101,132 & 101,132 & 101,132 & 101,132 & 100,689 \\ 
R$^{2}$ & 0.002 & 0.306 & 0.307 & 0.307 & 0.308 & 0.308 \\ 
